CN215200755U - Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie - Google Patents

Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie Download PDF

Info

Publication number
CN215200755U
CN215200755U CN202120933022.9U CN202120933022U CN215200755U CN 215200755 U CN215200755 U CN 215200755U CN 202120933022 U CN202120933022 U CN 202120933022U CN 215200755 U CN215200755 U CN 215200755U
Authority
CN
China
Prior art keywords
block
shaped
follow
threaded shaft
gasket
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202120933022.9U
Other languages
Chinese (zh)
Inventor
张志昌
叶光成
余志清
程洪建
王维靖
吴玉川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Meishan Co Ltd
Original Assignee
CRRC Meishan Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CRRC Meishan Co Ltd filed Critical CRRC Meishan Co Ltd
Priority to CN202120933022.9U priority Critical patent/CN215200755U/en
Application granted granted Critical
Publication of CN215200755U publication Critical patent/CN215200755U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Jigs For Machine Tools (AREA)

Abstract

A milling machine clamp combining a roller shaft and an L-shaped gasket of a railway wagon bogie relates to a combined clamp for processing workpieces of the railway wagon bogie. The L-shaped gasket clamp comprises a mounting seat and an L-shaped gasket clamping block; the roller shaft clamp comprises a base, a V-shaped block and a return spring, wherein a left positioning feeler block is installed at one end of the base, a right positioning feeler block is installed at the other end of the base, a fixed V-shaped block is installed on the left positioning feeler block, an end follow-up V-shaped block is installed at the other end of the base, and a middle V-shaped block is installed between the fixed V-shaped block and the end follow-up V-shaped block. The utility model has the advantages that: the utility model discloses combination milling machine anchor clamps are set for roller axle and L type gasket distance, realize many roller axles and many L type gaskets simultaneous processing, increase substantially the machining efficiency of roller axle and L type gasket, and release milling machine throughput improves 5 times at least.

Description

Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie
The technical field is as follows:
a milling machine clamp combining a roller shaft and an L-shaped gasket of a railway wagon bogie relates to a combined clamp for processing workpieces of the railway wagon bogie.
Background art:
at present, each machining company mostly adopts a vice to clamp a single shaft or a single L-shaped gasket, and also adopts a V-shaped block structure to clamp a plurality of special clamps of the shaft. The vice is adopted to clamp a single shaft or a single L-shaped gasket, the clamping efficiency is low, and the tool needs to be reset every time of processing; the special fixture for clamping the plurality of shafts by adopting the V-shaped block structure can not automatically reset when the shafts are loosened, and the processed shafts can be taken out by moving the V-shaped blocks.
The vice is a general fixture configured on the milling machine, has the characteristics of reliable clamping, wide application range and the like, but has the defect of low clamping capacity, only one processed workpiece is clamped under normal conditions, the processing efficiency is low, and if 6 roller shafts and 6L-shaped gaskets are clamped, the clamping is required for 12 times, the cutter setting is required for 6 times, 18 cutters are processed, and the productivity is seriously influenced.
The utility model has the following contents:
the to-be-solved technical problem of the utility model is exactly to above not enough and provide a can once only adorn the combination milling machine anchor clamps of many roller shafts and many L type gaskets of card. The technical scheme is as follows:
a milling machine fixture combining a roller shaft and an L-shaped gasket of a railway freight car bogie is characterized by comprising an L-shaped gasket fixture and a roller shaft fixture, wherein the L-shaped gasket fixture comprises a mounting seat and an L-shaped gasket clamping block, the mounting seat is provided with a U-shaped groove, the L-shaped gasket clamping block comprises a follow-up block, the follow-up block is positioned in the U-shaped groove of the mounting seat, the middle part of the follow-up block is provided with a threaded shaft hole, countersunk threaded holes are uniformly distributed at two sides of the threaded shaft hole, the outer side wall of the mounting seat is provided with a corresponding threaded shaft hole and a corresponding countersunk threaded screwed hole, a second threaded shaft is arranged in the threaded shaft holes at the middle parts of the follow-up block and the mounting seat, the outer end of the second threaded shaft is provided with a second handle, thimbles are respectively arranged in the countersunk threaded holes of the follow-up block and the mounting seat, one end of each thimble is sleeved with a compression spring, the other end of each thimble is sleeved with a spring pre-tightening nut, one end of each spring pre-tightening nut is in threaded connection with the follow-up block, the other end of the U-shaped groove extends out of a countersunk threaded hole of the mounting seat, and L-shaped gaskets are respectively placed at the positions, located on the thimbles, of the tail ends of the inner sides of the U-shaped grooves; the roller shaft clamp comprises a base, a V-shaped block and a return spring, one end of the base is provided with a left positioning feeler block, the other end of the base is provided with a right positioning feeler block, the left positioning feeler block is provided with a fixed V-shaped block, the other end of the base is provided with a following V-shaped block, a middle V-shaped block is arranged between the fixed V-shaped block and the end follow-up V-shaped block, the bottoms of the fixed V-shaped block, the middle V-shaped block and the end follow-up V-shaped block are respectively provided with a counter bore, a right positioning feeler block is provided with a first threaded shaft, one end of the first threaded shaft is provided with a press block, the contact end of the press block is connected with the end follow-up V-shaped block, the other end of the first threaded shaft is provided with a first handle, and a spring guide shaft is arranged between the left positioning feeler block and the right positioning feeler block and positioned at the lower ends of the fixed V-shaped block, the middle V-shaped block and the end follow-up V-shaped block, a return spring is sleeved on the spring guide shaft, and the return springs are respectively arranged in countersunk holes corresponding to the fixed V-shaped block, the middle V-shaped block and the end follow-up V-shaped block.
One end of the ejector pin is provided with an ejector pin boss, and the ejector pin boss is located in a countersunk head threaded hole of the follow-up square block.
And a fixing nut is sleeved in the hole of the right positioning feeler block, and a first threaded shaft is installed on the fixing nut.
The spring guide shaft penetrates through the right positioning feeler block.
And the base is provided with a limiting plate.
And the upper plane of the left positioning tool setting block and the two side surfaces of the fixed V-shaped block are provided with left tool setting surfaces, and the upper plane of the upper part of the right positioning tool setting block and the upper planes of the two sides of the right positioning tool setting block are provided with right tool setting surfaces.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the combined milling machine fixture of the utility model clamps a plurality of roller shafts and a plurality of L-shaped gaskets at one time, thereby improving the clamping efficiency;
2. the roller shaft clamping part of the utility model is provided with the reset spring, so that the shaft clamping part has the automatic reset function, and the unloading efficiency is improved;
3. the clamping part of the L-shaped gasket of the utility model is provided with a spring pre-tightening thimble, each L-shaped gasket has an independent pressing force, the unreliable clamping condition of the L-shaped gasket caused by thickness deviation is eliminated, and the clamping reliability is improved;
4. the utility model discloses combination milling machine anchor clamps are set for roller axle and L type gasket distance, realize many roller axles and many L type gaskets simultaneous processing, increase substantially the machining efficiency of roller axle and L type gasket, and release milling machine throughput improves 5 times at least.
5. The combined milling machine fixture of the utility model is provided with the milling cutter aligning surface at the 4-degree angle of the fixture, the first cutter processing inherits the cutter aligning position of the last processing, namely the relative position of the milling cutter and the fixture is unchanged, and the milling cutter can be directly processed; the second cutter utilizes the cutter face to set the cutter, and the whole machining process only sets the cutter once, improves cutter setting efficiency.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a schematic view of the roller clamp structure of the present invention;
FIG. 5 is a cross-sectional view of FIG. 2A-A;
FIG. 6, a left side view of FIG. 4;
FIG. 7 is a cross-sectional view of FIG. 4B-B;
FIG. 8 is an enlarged view of a portion of FIG. 5C;
FIG. 9 is a drawing of FIG. 4D;
FIG. 10 is a schematic view of the structure of the L-shaped gasket holder of the present invention;
FIG. 11 is a left side view of FIG. 10;
FIG. 12, which is a view taken from the direction of FIG. 11F;
FIG. 13, which is a cross-sectional view of FIGS. 10E-E;
fig. 14 is a schematic view of the structure of the L-shaped gasket clamping block of the present invention;
FIG. 15 is a top view of FIG. 14;
fig. 16 is a sectional view of fig. 14G-G.
The specific implementation mode is as follows:
referring to fig. 1 to 3, the milling machine fixture for the combination of the roller shaft and the L-shaped gasket of the railway wagon bogie is characterized by comprising an L-shaped gasket fixture 2 and a roller shaft fixture 1, wherein the L-shaped gasket fixture 2 is connected with the roller shaft fixture 1 through a connecting screw 3. Referring to fig. 10 to 13, the L-shaped gasket fixture 2 includes a mounting seat 2.7 and an L-shaped gasket clamping block, and the mounting seat 2.7 is provided with a U-shaped groove 2.8; as shown in fig. 14 to 16, the L-shaped gasket clamping block assembly has a follow-up block 2.6, the follow-up block 2.6 is located in a U-shaped groove 2.8 of the mounting base, a threaded shaft hole is formed in the middle of the follow-up block 2.6, and a plurality of countersunk threaded holes are uniformly distributed on two sides of the threaded shaft hole; the outer side wall of the mounting seat 2.7 is provided with a threaded shaft hole and a countersunk threaded hole which correspond to the follow-up block 2.6, a second threaded shaft 2.9 is mounted in the threaded shaft hole in the middle of the follow-up block 2.6 and the mounting seat 2.7, the second threaded shaft 2.9 is in threaded connection with the follow-up block 2.6, the follow-up block 2.6 is limited by the mounting seat 2.7 and can only move back and forth along the axial direction of the second threaded shaft 2.9, the outer end of the second threaded shaft 2.9 is provided with a second handle 2.3, thimbles 2.10 are respectively mounted in the countersunk threaded holes of the follow-up block 2.6 and the mounting seat 2.7, one end of each thimble is sleeved with a compression spring 2.11, the compression spring 2.11 is positioned in the countersunk threaded hole, the other end of each thimble 2.10 is sleeved with a spring pre-tightening nut 2.2, one end of each spring pre-tightening nut 2.2 is in threaded connection with the follow-up block 2.6, and the other end extends out of the countersunk threaded hole of the mounting seat 2.7; as shown in fig. 2 and fig. 11 to fig. 13, a roller shaft positioning gasket 2.5 is mounted at the tail part of the inner side of the mounting seat 2.7 through a connecting screw, and the distance between the roller shaft 1.12 and the L-shaped gasket 2.1 can be changed by adjusting the thickness of the roller shaft positioning gasket 2.5; referring to fig. 1-9, a roller shaft clamp 1 comprises a base 1.11, a V-shaped block and a return spring 1.14, one end of the base 1.11 is provided with a left positioning feeler block 1.1 by a connecting screw, the other end is provided with a right positioning feeler block 1.10 by a connecting screw, a fixed V-shaped block 1.2 is arranged on the left positioning feeler block 1.1, the other end of the base 1.11 is provided with an end follow-up V-shaped block 1.4, a middle V-shaped block 1.3 is arranged between the fixed V-shaped block 1.2 and the end follow-up V-shaped block 1.4, the bottoms of the fixed V-shaped block 1.2, the middle V-shaped block 1.3 and the end follow-up V-shaped block 1.4 are respectively provided with a countersunk hole, a first threaded shaft 1.6 is arranged on the right positioning feeler block 1.10, one end of the first threaded shaft is provided with a press block 1.5, a contact end of the press block 1.5 is connected with the follow-up V-shaped block 1.4, the other end of the first threaded shaft 1.6 is provided with a first handle 1.8, the left positioning feeler block 1.1.1.1.1, the middle positioning feeler block is arranged between the left positioning feeler block 1.1.1.1.1.1.1.1.1.1, the middle part of the fixed V-shaped block and the middle guide block 1.1.1.4, the spring guide shaft 1.13 is sleeved with a plurality of sections of reset springs 1.14, and the plurality of sections of reset springs 1.14 are respectively arranged in countersunk holes corresponding to the fixed V-shaped block 1.2, the middle V-shaped block 1.3 and the end follow-up V-shaped block 1.4.
One end of the thimble is provided with a thimble boss 2.4, and the thimble boss 2.4 is positioned in the countersunk head threaded hole of the follow-up square block 2.6.
A fixing nut 1.7 is sleeved in a hole of the right positioning feeler block 1.10, and a first threaded shaft 1.6 is installed on the fixing nut 1.7.
The spring guide shaft 1.13 penetrates through the right positioning feeler block 1.10 and is fixed by a spring guide shaft nut 1.9.
A limiting plate 1.15 is arranged on the base 1.11, and a limiting groove is formed after the limiting plate 1.15 and the base 1.11 are arranged for the middle V-shaped block 1.3 and the end follow-up V-shaped block 1.4 to move.
Left pair of tool bits 1.1.1 are arranged on the upper plane of the left positioning tool setting block 1.1 and two side surfaces of the fixed V-shaped block 1.2, and right pair of tool bits 1.10.1 are arranged on the upper two side surfaces and two side planes of the right positioning tool setting block 1.10. After the roller shaft and the L-shaped gasket are clamped on the clamp, the machining position of the roller shaft and the L-shaped gasket can be determined by the tool setting block.
The utility model discloses the working process is as follows:
l-shaped gasket:
the L-shaped gasket clamping process and the action principle are as follows: as shown in fig. 11, 13 and 14, L-shaped gaskets 2.1 are respectively placed at positions, located on the thimble 2.10, of the tail end of the inner side of the U-shaped groove 2.8 of the mounting seat, and the second threaded shaft 2.9 performs a rotary motion under the action of the second handle 2.3, because the second threaded shaft 2.9 is in threaded connection with the follow-up block 2.6 located in the U-shaped groove 2.8, and the U-shaped groove 2.8 limits the rotary motion of the follow-up block 2.6, the follow-up block 2.6 can only move back and forth along the axial direction of the second threaded shaft 2.9, and the follow-up block 2.6 approaches to the L-shaped gaskets 2.1; as shown in fig. 16, one end of the thimble 2.10 is sleeved with a compression spring 2.11, the compression spring 2.11 is located in the countersunk threaded hole, the other end of the thimble 2.10 is sleeved with a spring pre-tightening nut 2.2, one end of the spring pre-tightening nut 2.2 is in threaded connection with the follow-up block 2.6, the other end extends out of the countersunk threaded hole of the mounting seat 2.7, the spring pre-tightening nut 2.2 is rotated clockwise to push the compression spring 2.11 and the thimble 2.10 to move forward, when the thimble boss 2.4 contacts the inner wall of the follow-up square 2.6, the thimble boss does not move forward any more, the compression spring 2.11 is compressed, the pretightening force of the thimble 2.10 can be adjusted according to the depth of the spring pretightening nut 2.2 screwed into the countersunk head threaded hole, the thimble 2.10 is always in a pressing state, when the mechanism approaches to the L-shaped gasket 2.1, the thimble 2.10 contacts the L-shaped gasket first, the mechanism is continuously pushed, the thimble 2.10 compresses the compression spring 2.1, and the follow-up block 2.6 continuously approaches to the L-shaped gasket 2.1 until the follow-up block 2.6 contacts the L-shaped gasket 2.1.
The working principle of clamping the L-shaped gasket is as follows:
setting the thickness difference of an L-shaped gasket 2.1 as the thicknesses of two specifications (4mm and 5mm), and enabling the thimble to protrude out of the follow-up square 2.6(2 mm);
in the clamping process, the ejector pins firstly contact the 5mm L-shaped gasket, the mechanism is continuously moved, the ejector pins contacting the 5mm L-shaped gasket do not move, but can compress the compression springs 2.11 to the ejector pins to contact the 4mm L-shaped gasket, the ejector pins contacting the 4mm L-shaped gasket protrude the follow-up square 2.6(2mm), the ejector pins contacting the 5mm L-shaped gasket protrude the follow-up square 2.6(1mm), the mechanism is continuously moved, all the ejector pins do not move, but can compress the compression springs 2.1 to the follow-up square to contact the 5mm L-shaped gasket, the follow-up square cannot move forward, the 5mm L-shaped gasket is simultaneously compressed by the ejector pins and the follow-up square, the 4mm L-shaped gasket is only compressed by the ejector pins, and the batch compression function of the L-shaped gaskets with different thicknesses is realized.
Taking out the L-shaped gasket: and the second handle 2.3 is rotated anticlockwise, the second threaded shaft 2.9 rotates along with the rotation, the L-shaped gasket clamping block assembly retreats along the axial direction of the second threaded shaft 2.9, the ejector pin 2.10 retreats along with the rotation, the compression state is released, and the L-shaped gasket 2.1 is taken out.
Roller shaft II:
installing and clamping the roller shaft: as shown in fig. 1 to 5, a roller shaft 1.12 is horizontally loaded into a clamping groove formed between each V-shaped block and each V-shaped block in a roller shaft clamp 1, one end of the roller shaft 1.12 is in contact with a roller shaft positioning gasket 2.5, a first handle 1.8 is rotated clockwise, a first threaded shaft 1.6 rotates with follow-up, a pressing block 1.5 advances along the first threaded shaft 1.6, an end follow-up V-shaped block 1.4 advances with the pressing block 1.5, a return spring 1.14 is compressed along a spring guide shaft 1.13, a middle V-shaped block 1.3 advances until each V-shaped block clamps the roller shaft 1.12, and loading work is completed.
When in work: as shown in fig. 6 and 9, during the first machining, the side face and the face of the milling cutter are positioned right to set the tool 1.10.1 on the right side of the one-sided right tool setting surface of the tool setting block 1.10, the workpiece is machined along the 1.6 axial direction of the first threaded shaft until the one-sided machining is completed, the milling cutter is moved to the other face of the clamp, the milling cutter is set along the 1.1.1 one-sided tool setting surface on the left side, and the workpiece is machined along the 1.6 axial direction of the first threaded shaft until the machining is completed; and during secondary machining, the first cutter directly machines the workpiece along the 1.6 axial direction of the first threaded shaft until the single-side machining is finished, the milling cutter is moved to the other side of the clamp, the milling cutter carries out single-side tool setting on the left tool setting surface 1.1.1, and the workpiece is machined along the 1.6 axial direction of the first threaded shaft until the machining is finished.
Taking out the roller shaft: the first handle 1.8 is rotated anticlockwise, the first threaded shaft 1.6 rotates in a follow-up mode, the pressing block 1.5 retreats along the first threaded shaft 1.6, the return spring 1.14 extends along the spring guide shaft 1.13, the return spring 1.14 pushes the middle V-shaped block 1.3 and the end follow-up V-shaped block 1.4 to retreat until the roller shaft 1.12 is released from a pressing state, the roller shaft is taken out from the horizontal direction, and the unloading work is completed.

Claims (6)

1. A milling machine fixture combining a roller shaft and an L-shaped gasket of a railway freight car bogie is characterized by comprising an L-shaped gasket fixture (2) and a roller shaft fixture (1), wherein the L-shaped gasket fixture (2) comprises a mounting seat (2.7) and an L-shaped gasket clamping block, a U-shaped groove (2.8) is formed in the mounting seat (2.7), a follow-up square block (2.6) is formed in the L-shaped gasket clamping block, the follow-up square block (2.6) is positioned in the U-shaped groove (2.8) of the mounting seat, a threaded shaft hole is formed in the middle of the follow-up square block (2.6), countersunk head threaded screw holes are uniformly distributed in two sides of the threaded shaft hole, corresponding threaded shaft holes and countersunk screw holes are formed in the outer side wall of the mounting seat (2.7), a second threaded shaft (2.9) is mounted in the threaded shaft holes in the middle of the follow-up square block (2.6) and the mounting seat (2.7), a second threaded shaft (2.9) is mounted at the outer end of the second threaded shaft (2.3), and a thimble (10.10) of the thimble of the follow-up square block (2.6) and the mounting seat (2.7) are mounted, one end of the thimble is sleeved with a compression spring (2.11), the other end of the thimble (2.10) is sleeved with a spring pre-tightening nut (2.2), one end of the spring pre-tightening nut (2.2) is in threaded connection with the follow-up square block (2.6), the other end of the spring pre-tightening nut extends out of a countersunk head threaded hole of the mounting seat (2.7), and a roller shaft positioning gasket (2.5) is mounted at the tail part of the inner side of the mounting seat (2.7); roller axle anchor clamps (1) are including base (1.11), V type piece and reset spring (1.14), base (1.11) one end installation left side location feeler block (1.1), other end installation right side location feeler block (1.10), install fixed V type piece (1.2) on the left side location feeler block (1.1), end follow-up V type piece (1.4) is installed to base (1.11) other end, install middle part V type piece (1.3) between fixed V type piece (1.2) and end follow-up V type piece (1.4), fixed V type piece (1.2), the bottom of middle part V type piece (1.3) and end follow-up V type piece (1.4) sets up the countersunk hole respectively, open pore installation first threaded shaft (1.6) on the right side location piece (1.10), briquetting (1.5) is installed to first threaded shaft (1.6) one end, briquetting (1.5) contact jaw follow-up V type piece (1.4), first threaded shaft (1.6) is located between left side location feeler block (1.1.1.1) and right side location feeler block (1.2), the other end location (1.1.1.10) is located first threaded shaft (1.1.2) and handle piece (1.1.1.1.2), the fixed V type piece (1.1.1.1.1), the right side location feeler block (1.4) is located, 1.1.1.2) is located the fixed Spring guide shafts (1.13) are arranged at the lower ends of the middle V-shaped block (1.3) and the end follow-up V-shaped block (1.4), return springs (1.14) are sleeved on the spring guide shafts (1.13), and the return springs (1.14) are respectively arranged in countersunk holes corresponding to the fixed V-shaped block (1.2), the middle V-shaped block (1.3) and the end follow-up V-shaped block (1.4).
2. The jig of claim 1, wherein the thimble boss (2.4) is provided at one end of the thimble, and the thimble boss (2.4) is located in a countersunk threaded hole of the follower block (2.6).
3. The jig of claim 1, wherein a fixing nut (1.7) is sleeved in a hole of the right positioning feeler block (1.10), and a first threaded shaft (1.6) is mounted on the fixing nut (1.7).
4. The wagon bogie roller shaft and L-shaped shim combination milling machine fixture as claimed in claim 1, wherein the spring guide shaft (1.13) passes through the right positioning feeler block (1.10).
5. The jig of claim 1, wherein the base (1.11) is provided with a limiting plate (1.15).
6. The jig of claim 1, wherein the left tool setting surface (1.1.1) is provided on the upper plane of the left positioning feeler block (1.1) and both sides of the fixed V-shaped block (1.2), and the right tool setting surface (1.10.1) is provided on the upper plane and both sides of the right positioning feeler block (1.10).
CN202120933022.9U 2021-04-30 2021-04-30 Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie Active CN215200755U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120933022.9U CN215200755U (en) 2021-04-30 2021-04-30 Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120933022.9U CN215200755U (en) 2021-04-30 2021-04-30 Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie

Publications (1)

Publication Number Publication Date
CN215200755U true CN215200755U (en) 2021-12-17

Family

ID=79448145

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120933022.9U Active CN215200755U (en) 2021-04-30 2021-04-30 Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie

Country Status (1)

Country Link
CN (1) CN215200755U (en)

Similar Documents

Publication Publication Date Title
CN212600493U (en) Positioning tool for machining bearing seat
CN108032106B (en) Efficient numerical control turning clamp and clamping method
CN210209459U (en) Multi-station modularized rapid combination tool for realizing opening of part machining surface
CN215200755U (en) Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie
CN113070705A (en) Milling machine fixture for combination of roller shaft and L-shaped gasket of railway wagon bogie
CN206356937U (en) A kind of efficient positioning and clamping mechanism
CN110977516B (en) Dovetail type indexing and self-centering device based on radial boring of special-shaped ring piece
CN113997100A (en) Self-centering device for conical ring
CN210360402U (en) Positioning fixture for chamfering connecting rod
CN106541288A (en) A kind of efficient positioning and clamping mechanism
CN210549639U (en) Milling machine fixture for milling
CN207840223U (en) For boring process unit of the small axle diameter to hole
CN217045588U (en) Tool clamp of thrust bearing in air pressure disc type brake
CN111136484A (en) Milling fixture for shifting fork shaft of automobile transmission
CN210790083U (en) Front suspension support car anchor clamps for hole and terminal surface
CN219901196U (en) End face driving clamp for thin-wall part
CN217703132U (en) Clamping system for machining special-shaped workpiece
CN217412491U (en) Jack catch, chuck anchor clamps and lathe
CN219881813U (en) Anchor clamps are used in numerical control blade processing
CN209256377U (en) Clamp for milling flat is used in a kind of processing of sliding box
CN219562717U (en) Precision hydraulic combined vice
CN218694216U (en) Machining mechanical part with double-side milling function
CN213053833U (en) Axle box pull rod hole clamping tool
CN112975518B (en) Horizontal smoothing mechanism shared with machine tool feed shaft, machine tool and working method
CN216681199U (en) CNC drilling quick positioning and clamping device for bearing seat

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant